Susan switches from going to speedy lube for an oil change to changing the oil in her car herself. which of the following is correct? the value of changing the oil is
a. included in gdp whether susan pays speedy lube to change it or changes it herself.
b. included in gdp if susan pays speedy lube to change it but not if she changes it herself.
c. included in gdp if susan changes it herself, but not if she pays speedy lube to change it.
d. not included in gdp whether susan pays speedy lube to change it or she changes it herself.

The returns on the common stock of maynard cosmetic specialties are quite cyclical. in a boom economy, the stock is expected to return 22 percent in comparison to 9 percent in a normal economy and a negative 14 percent in a recessionary period. the probability of a recession is 35 percent while the probability of a boom is 10 percent. what is the standard deviation of the returns on this stock?

True or false entrepreneurs try to meet the needs of the marketplace by supplying a service or product

Mr. beautiful, an organization that sells weight training sets, has an ordering cost of $40 for the bb-1 set. (bb-1 stands for body beautiful number 1.) the carrying cost for bb-1 is $5 per set per year. to meet demand, mr. beautiful orders large quantities of bb-1 seven times a year. the stockout cost for bb-1 is estimated to be $50 per set. over the past several years, mr. beautiful has observed the following demand during the lead time for bb-1: demand during lead time probability40 0.150 0.260 0.270 0.280 0.290 0.1total 1.0the reorder point for bb-1 is 60 sets. what level of safety stock should be maintained for bb-1?